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In what ratio rice at 50 Rs/kg should be mixed with the rice at 32 Rs/kg so that selling mixture at Rs 48 per kg gives the profit of 20% if the quantity of 1st type of rice is 60 kg what will be the quantity of 2nd type of rice?

A 75 kg

B 52 kg

C 72 kg

D 90 kg

E 70 kg

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